even―pinnate leaf偶数: even number; even单数羽状复叶: odd―pinnate奇数羽状复叶: imparipinnate leaf; imparipinnate leaves; odd pinnate; odd-pinnate leaf双数羽状复叶: paripinnate偶数羽状的: abruptly pinnate; even pinnate; paripinnate下载手机词典可随时随地查词查翻译